AS3257 76.74.90.16/29 CIDR and IP Range Summary.ASN: 3257 - GTT Communications Inc.Host Count: 6Addressable IPs: 8 76.74.90.1776.74.90.1876.74.90.1976.74.90.2076.74.90.2176.74.90.2276.74.90.2376.74.90.24